1 files changed, 33 insertions, 1 deletions

diff --git a/kernel/audit.h b/kernel/audit.h
index 95877435c347..2554bd524fd1 100644
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -73,6 +73,9 @@ struct audit_field {
         struct selinux_audit_rule       *se_rule;
 };
 
+struct audit_tree;
+struct audit_chunk;
+
 struct audit_krule {
         int                     vers_ops;
         u32                     flags;
@@ -86,7 +89,8 @@ struct audit_krule {
         struct audit_field      *arch_f; /* quick access to arch field */
         struct audit_field      *inode_f; /* quick access to an inode field */
         struct audit_watch      *watch; /* associated watch */
-        struct list_head        rlist;  /* entry in audit_watch.rules list */
+        struct audit_tree       *tree;  /* associated watched tree */
+        struct list_head        rlist;  /* entry in audit_{watch,tree}.rules list */
 };
 
 struct audit_entry {
@@ -130,6 +134,34 @@ extern void audit_handle_ievent(struct inotify_watch *, u32, u32, u32,
                                 const char *, struct inode *);
 extern int selinux_audit_rule_update(void);
 
+extern struct mutex audit_filter_mutex;
+extern void audit_free_rule_rcu(struct rcu_head *);
+
+#ifdef CONFIG_AUDIT_TREE
+extern struct audit_chunk *audit_tree_lookup(const struct inode *);
+extern void audit_put_chunk(struct audit_chunk *);
+extern int audit_tree_match(struct audit_chunk *, struct audit_tree *);
+extern int audit_make_tree(struct audit_krule *, char *, u32);
+extern int audit_add_tree_rule(struct audit_krule *);
+extern int audit_remove_tree_rule(struct audit_krule *);
+extern void audit_trim_trees(void);
+extern int audit_tag_tree(char *old, char *new);
+extern void audit_schedule_prune(void);
+extern void audit_prune_trees(void);
+extern const char *audit_tree_path(struct audit_tree *);
+extern void audit_put_tree(struct audit_tree *);
+#else
+#define audit_remove_tree_rule(rule) BUG()
+#define audit_add_tree_rule(rule) -EINVAL
+#define audit_make_tree(rule, str, op) -EINVAL
+#define audit_trim_trees() (void)0
+#define audit_put_tree(tree) (void)0
+#define audit_tag_tree(old, new) -EINVAL
+#define audit_tree_path(rule) ""        /* never called */
+#endif
+
+extern char *audit_unpack_string(void **, size_t *, size_t);
+
 #ifdef CONFIG_AUDITSYSCALL
 extern int __audit_signal_info(int sig, struct task_struct *t);
 static inline int audit_signal_info(int sig, struct task_struct *t)